$ ruby solver.rb
576f6f772120796f752061726520676f6f64206174206d6174682120536f2074686520666c616720697320415349537b39336238333865636666613162313163326635626366373763323539363439347d2c20676f6f64206c75636b203a2d290000000000000000000000000000000000000000000000000000000000000000
Woow! you are good at math! So the flag is ASIS{93b838ecffa1b11c2f5bcf77c2596494}, good luck :-)